Supplements
Vitamin D in supplements · page 189
10,298 supplements on the U.S. market list Vitamin D with an amount per serving. The official Tolerable Upper Intake Level for adults is 100 mcg a day.
Tolerable Upper Intake Level (UL)
The highest daily amount that is unlikely to cause harm for almost all healthy people, from food, drinks and supplements combined.
| Age | Men | Women |
|---|---|---|
| 0-6 months | 25 mcg | 25 mcg |
| 7-12 months | 38 mcg | 38 mcg |
| 1–3 years | 63 mcg | 63 mcg |
| 4–8 years | 75 mcg | 75 mcg |
| 9–13 years | 100 mcg | 100 mcg |
| 14–18 years | 100 mcg | 100 mcg |
| 19–50 years | 100 mcg | 100 mcg |
| 51–70 years | 100 mcg | 100 mcg |
| 71+ years | 100 mcg | 100 mcg |
Source: NIH ODS Vitamin D Fact Sheet for Health Professionals, Table 4 (updated 2025-06-27).
Supplements with Vitamin D
10,298 shown · page 189 of 215
Label data: NIH Office of Dietary Supplements, Dietary Supplement Label Database (dsld.od.nih.gov), public domain. Upper limits: NIH ODS Fact Sheets for Health Professionals (values from the Institute of Medicine, Food and Nutrition Board).